申请人 |
NIPPON STEEL CORP;KAJIMA CORP;MIYOSHI SHOKAI:KK;NITTETSU CEMENT CO LTD |
发明人 |
KIMURA TERUO;OMIKA YUKIHIRO;MATSUSHITA EIJI;KAKIZAKI MASAYOSHI;INOUE TAKAO;SATO KOZABURO;UENISHI HIROAKI;WATANABE KAZUHIRO;KOMURO SHINICHI;MAEKAWA ATSUSHI;AOKI HIDEHIKO;TAKAMI AKIRA |